body{  background-color: #f5f5f5;  }
.chatWindow{

    width: 100%;
    height: 500px;
    border: 1px solid blue;
}
.chatRecord{
    width: 100%;
    height: 400px;
    border-bottom: 1px solid blue;
    line-height:20px;
    overflow:auto;
    overflow-x:hidden;
}
.sendWindow{
    width: 100%;
    height: 200px;
}
.sendChatValue {

    width: 90%;
    height: 40px;

}